TC14433/A
TABLE 2-1:
Pin No.
(24-Pin PDIP)
(24-Pin CERDIP)
(24-Pin SOIC)
21
22
23
24
—
—
—
PIN FUNCTION TABLE (CONTINUED)
Pin No.
Symbol
(28-Pin PLCC)
25
26
27
28
1
8
15
22
Q
1
Q
2
Q
3
V
DD
NC
NC
NC
NC
Description
BCD data output pin. Multiplexed BCD outputs contain three full digits of
information during digit select DS
2
, DS
3
, DS
4
.
During DS
1
, the 1/2 digit, overrange, underrange and polarity information
is available.
Refer to the Truth Table 4-1.
Positive power supply. This is the most positive power supply pin.
Not Used.
Not Used.
Not Used.
Not Used.
©
DS21394B-page 6
2002 Microchip Technology Inc.